On October 1, 2021, WFO Honolulu began issuing the Marine Forecast Matrix for points in the Pacific Oceanic area. See SCN 21-42 for details.
Marine Forecast Matrix Issued: 08/18/2025 01:16:00 PM UTC
Graphs of select Marine Forecast Matrix for Oceanic Waters fields
235
FXPA41 PHFO 180316
MFMN10
MARINE FORECAST MATRICES
NATIONAL WEATHER SERVICE HONOLULU HI
516 PM HST SUN AUG 17 2025
THE INFORMATION PRESENTED IN THIS PRODUCT REFLECTS A
FORECAST...RATHER THAN CURRENT INFORMATION. MARINE USERS SEEKING
CURRENT INFORMATION SHOULD CHECK THE LATEST COASTAL WIND AND BUOY
REPORTS.
PHZ180-181400-
BUOY 51101
24.31N 162.08W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 14 16 14 15 15 14 13 13 14 15 15 14 15 14 13 13 13 14 14 14 15
WIND GUST 18 20 18 18 18 17 15 16 17 18 18 18 18 18 16 15 16 17 18 18 18
SIG WAVE HGT 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
$$
PHZ180-181400-
BUOY 51000
23.54N 153.90W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E NE NE NE E E E E E
WIND SPD 17 15 15 15 16 14 13 13 15 13 11 11 11 11 12 14 14 14 12 12 13
WIND GUST 21 19 18 18 20 17 15 15 18 16 13 13 13 13 15 17 18 17 14 14 16
SIG WAVE HGT 6 6 6 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 5 5 5
$$
PHZ180-181400-
BUOY 51004
17.42N 152.51W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E NE NE NE NE NE NE E E E E E
WIND SPD 16 16 14 15 16 15 15 16 16 16 16 17 16 14 15 16 17 17 15 15 16
WIND GUST 20 20 18 18 20 19 18 20 20 20 20 21 20 18 18 20 22 21 18 19 20
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 7 7 7 7
$$
PHZ180-181400-
BUOY 51002
17.17N 157.84W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 14 15 16 16 17 16 15 15 16 15 15 16 18 17 18 16 17 18 18 18 19
WIND GUST 18 19 20 20 21 20 18 18 20 19 19 20 22 22 22 20 21 23 22 23 24
SIG WAVE HGT 7 7 7 7 7 7 7 6 6 6 6 6 6 6 7 7 7 7 7 7 7
$$
PHZ180-181400-
BUOY 51003
19.04N 160.64W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR NE E E SE E E E E E E E E E E E E E NE E E E
WIND SPD 10 13 13 12 11 11 14 10 12 14 13 16 16 12 10 10 10 13 13 12 11
WIND GUST 12 16 15 14 13 13 17 12 14 18 16 20 20 15 12 11 11 15 16 14 13
SIG WAVE HGT 7 7 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 6 6 6 6
$$
PHZ180-181400-
KURE ATOLL
28.42N 178.33W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 9 10 10 8 8 8 7 6 7 9 8 7 7 8 7 7 8 9 9 9 8
WIND GUST 11 11 11 9 9 9 7 7 8 10 9 8 8 9 8 7 9 11 11 11 9
SIG WAVE HGT 4 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3
$$
PHZ180-181400-
MIDWAY ATOLL
28.22N 177.37W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 10 10 8 7 7 6 6 7 7 8 7 6 6 7 6 6 7 9 9 9 7
WIND GUST 11 11 9 8 8 7 7 8 7 9 7 6 6 7 6 6 7 10 11 11 8
SIG WAVE HGT 4 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3
$$
PHZ180-181400-
LISIANSKI ATOLL
26.08N 174.00W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E NE E E E E E E E E E E E E E
WIND SPD 8 8 6 6 6 6 5 6 6 7 6 5 6 7 6 7 8 10 10 10 10
WIND GUST 9 9 7 7 6 6 5 6 7 7 7 5 7 7 7 8 9 12 11 12 12
SIG WAVE HGT 4 4 4 4 4 4 4 4 4 3 3 4 4 4 4 4 4 4 4 4 4
TSTMS S
$$
PHZ180-181400-
PEARL & HERMES ATOLL
27.83N 175.83W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E NE NE NE E E E E SE E E E E E E E
WIND SPD 9 9 7 7 7 5 5 6 6 6 4 4 4 4 4 5 6 7 7 7 7
WIND GUST 11 10 8 7 7 5 5 6 7 6 4 4 4 4 4 5 6 8 7 7 7
SIG WAVE HGT 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3 3
$$
PHZ180-181400-
FRENCH FRIGATE SHOALS
23.86N 166.27W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E SE SE SE E E E E E E E E E E E E E E E E
WIND SPD 9 12 13 13 13 12 12 11 12 13 12 11 11 12 11 10 11 11 11 11 13
WIND GUST 10 14 16 15 16 15 14 13 14 15 15 13 13 14 13 11 13 13 13 13 16
SIG WAVE HGT 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 4 4 4 4 5
$$
PHZ180-181400-
NIHOA
23.06N 161.92W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 15 16 16 15 15 14 13 14 15 15 16 15 15 14 12 13 14 15 17 17 16
WIND GUST 18 20 20 19 18 18 16 17 19 18 20 19 18 18 15 16 18 19 22 22 20
SIG WAVE HGT 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6
$$
PHZ180-181400-
KINGMAN REEF
6.44N 162.34W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR SW S S S S S S S SE E E E E E E E E E E E E
WIND SPD 7 7 10 9 6 6 7 7 6 4 4 5 6 6 8 7 8 10 10 10 11
WIND GUST 7 8 12 10 7 7 7 7 6 4 4 5 7 7 9 8 9 12 12 11 13
SIG WAVE HGT 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6
TSTMS C C C C S S S S S
$$
PHZ180-181400-
JOHNSTON ATOLL
16.74N 169.52W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 15 15 16 15 14 14 13 14 15 15 16 16 15 14 13 14 14 16 17 16 16
WIND GUST 18 19 20 19 18 18 16 17 18 18 20 20 19 18 15 17 18 20 22 20 20
SIG WAVE HGT 6 7 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6 6 6 6 6
TSTMS S S S S
$$
PHZ180-181400-
PALMYRA ATOLL
5.92N 162.00W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR S S S S S S S S SE SE E E E E SE E E E E E E
WIND SPD 7 9 11 8 7 7 8 6 7 8 7 7 8 7 8 8 9 11 11 11 12
WIND GUST 8 11 13 9 8 7 9 6 8 9 7 7 9 8 9 9 11 13 13 13 15
SIG WAVE HGT 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6
TSTMS C C C C S S S S
$$
PHZ180-181400-
CHRISTMAS ISLAND
2.1N 157.8W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E E E
WIND SPD 13 12 11 10 10 10 9 10 12 12 12 12 13 13 14 17 17 17 19 20 19
WIND GUST 15 14 13 12 11 12 11 12 14 15 15 15 16 16 18 21 21 21 24 25 24
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 8 8
$$
PHZ180-181400-
FANNING ISLAND
5.92N 162.00W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR SE SE E SE SE SE SE SE E E E E E E E E E E E E E
WIND SPD 12 7 7 8 9 10 10 8 9 10 11 12 13 13 13 12 13 16 17 17 20
WIND GUST 14 8 7 9 11 11 11 9 11 12 13 14 16 16 15 15 16 20 22 21 25
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 7 7 7
TSTMS S S S S
$$
PHZ180-181400-
MARO REEF
25.33N 170.5W
516 PM HST SUN AUG 17 2025
DATE 08/17/25 MON 08/18/25 TUE 08/19/25 WED
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E SE E E E E E E E E
WIND SPD 8 8 6 4 5 6 5 5 6 8 9 7 9 8 7 8 11 10 10 9 11
WIND GUST 9 9 6 4 5 7 5 5 7 9 10 8 10 9 8 9 13 12 11 11 13
SIG WAVE HGT 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
$$
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